Consolidated Statements Of Cash Flows (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
CASH FLOWS FROM OPERATING ACTIVITIES:
Net loss	$ (2,253)	$ (1,101)	$ (16,949)
Income (loss) from discontinued operations	6,391	(38)	(27)
LOSS FROM CONTINUING OPERATIONS	(8,644)	(1,063)	(16,922)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities:
Depreciation and amortization	180	186	200
Foreign currency exchange	(2,247)	296	17
Non-cash compensation expense	475	508	562
Non-cash loss in equity method investee	1,569	10,012	13,880
Non-cash technical services revenue from Dynamic Fuels, LLC		(3,714)
Changes in assets and liabilities:
Accounts receivable	25	(9)	431
Accounts receivable from Dynamic Fuels, LLC	252	(524)	(1,895)
Other assets	(278)	(18)	(27)
Accounts payable	471	92	(870)
Accrued liabilites and other	(48)	(217)	169
Deferred revenue		(9,050)	49
Net cash used in continuing operations	(8,245)	(3,501)	(4,406)
Net cash used in discontinued operations	(10)	(38)	(27)
Net cash used in operating activities	(8,255)	(3,539)	(4,433)
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchase of property and equipment	(54)	(17)	(51)
Investment in and loans to Dynamic Fuels, LLC	(10,985)	(3,000)	(9,000)
Taxes receivable reduction in Dynamic Fuels, LLC working capital loans	8,987
Net cash used in continuing operations	(2,052)	(3,017)	(9,051)
Net cash provided by discontinued operations	5,798
Net cash provided by (used in) investing activities	3,746	(3,017)	(9,051)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from sale of common stock, warrants and option exercises		63	23,572
Purchase and retirement of restricted stock		(199)
Net cash provided by (used in) financing activities		(136)	23,572
NET CHANGE IN CASH AND CASH EQUIVALENTS	(4,509)	(6,692)	10,088
CASH AND CASH EQUIVALENTS, beginning of period	15,909	22,601	12,513
CASH AND CASH EQUIVALENTS, end of period	11,400	15,909	22,601
NON-CASH INVESTING ACTIVITIES
Common stock warrants		166
Accounts receivable reduction in Dynamic Fuels LLC working capital loan	$ 988	$ 2,896